<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <div>
    <button id="do-print">一键打印</button>
    <style>
      #do-print{
        position: fixed;
        right: 20px;
        top: 80px;
      }
      #content_views{
        width: 1000px !important;
      }
    </style>
  </div>
</body>
</html>